Some people would rather die than think.

The greatest challenge to any thinker is stating the problem in a way that will allow a solution.

As men begin to grow civilized, they cease to be satisfied with mere taboos.

In the ordinary business of life punctuality is . . . necessary.

Science tells us what we can know, but what we can know is little, and if we forget how much we cannot know we become insensitive to many things of great importance.

One of the symptoms of approaching nervous breakdown is the belief that one's work is terribly important, and that to take a holiday would bring all kinds of disaster. If I were a medical man, I should prescribe a holiday to any patient who considered his or her work important.

There is no difference between someone who eats too little and sees Heaven and someone who drinks too much and sees snakes.